view/script/dat2wrl.rb

#!/usr/bin/ruby
# "x y z" [mm] 形式のデータを、VRML 形式に変換するスクリプト
# Satofumi KAMIMURA
# $Id$

if ARGV.length < 1
  print "usage:\n\t" + __FILE__ + " <data file>\n"
  exit
end
data_file = ARGV[0]

print <<-"EOB"
#VRML V2.0 utf8

Shape
{
  geometry PointSet
  {
    coord Coordinate
    {
      point
      [
EOB

File.open(data_file) { |io|
  while line = io.gets
    if line =~ /(\S+)\s(\S+)\s(\S+)/
      x = $1.to_f / 100.0
      y = $2.to_f / 100.0
      z = $3.to_f / 100.0
      print '        ' + x.to_s + ' ' + y.to_s + ' ' + z.to_s + "\n"
    end
  end
}

print <<-"EOB"
      ]
    }
  }
}
EOB